There is a lot of talk about how 3D printing could revolutionize the way that we make stuff. But what is 3D printing and how does 3D printing allow us to make almost anything from nothing? Professor Tim Minshall, Head of the Institute for Manufacturing at the University of Cambridge, explains it in this video, which is targeted at school-age students.

By following honeyguides, a species of bird, people in Africa are able to locate bees’ nests to harvest honey. Research now reveals that humans use special calls to solicit the help of honeyguides and that honeyguides actively recruit appropriate human partners. This relationship is a rare example of cooperation between humans and free-living animals.

Mayim shares her doubts and misgivings about open relationships. It seems that for her, the commitment, predictability, and closeness of a monogamous relationship is all together more meaningful and enjoyable.

Actress, author, and neuroscientist Mayim Bialik considers open relationships. While she sees the benefits, there are certainly things she doesn’t “get” about this kind of arrangement, as she sees male and female biology clearly dictating different ideals.

In this segment, we learn about the role weather plays in the creation of rock formations in the national parks of the United States.

Fuse School: Learn the basics about the effects of global warming on the environment. Some of the problems global warming may cause are changing climate, extremes of weather, problems for ecosystems, rising sea levels, and ocean acidification.

Lara Boyd concludes her fascinating talk on the brain, explaining how personalized medicine and biomarkers can apply, not just to recovery from stroke and cancer treatment, but to teaching and learning in everyday life.

Lara Boyd talks further about behavior bringing about changes to the brain, and about why it's so hard to recover after a stroke.

In a TEDx Talk, brain researcher Dr. Lara Boyd talks about neuroplasticity, how we learn, and how short-term and long-term memory work.

Our friends at Numberphile provide a detailed look at how the game Connect Four is won or lost.

This video takes a look at hydrothermal vents and the novel life forms that thrive there in the absence of sunlight, fueled by underwater volcanoes. One of these harsh environments is the Axial Seamount off the West Coast of the United States.

From the owners of the Egoscue Clinic in Austin, Texas, here are three exercises you can use if you are suffering from neck pain. Try them out and then give us feedback, we'd love to hear from you at Austin@Egoscue.com!

The Magnus effect is the commonly observed deviation of the spinning ball from a linear flight path. Watch this video to find out why this occurs and what implications it has.

NASA has announced the results of an epic physics experiment which confirms the reality of a space-time vortex around our planet.